<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Css</title>
  <link rel="stylesheet" href="styles/css/app.css">
</head>

<body>
  <div id="app">
    <div class="grid">
      <div class="grid__item">
        <div class="circle-loading">20%</div>
      </div>
      <div class="grid__item">
        <div class="bubble-loading">20%</div>
      </div>
      <div class="grid__item">
        <div class="teacup-loading">20%</div>
      </div>
      <div class="grid__item">
        <div class="play-button"></div>
      </div>
      <div class="grid__item">
        <div class="float-button"></div>
      </div>
      <div class="grid__item">
        <div class="progress-bar"></div>
      </div>
    </div>
  </div>
</body>

</html>